<template>
  <div>
    <li>
      <label>
        <input type="checkbox" :checked="todo.done" @change="updateCheck(todo.id)"/>
        <span>{{ todo.title }}</span>
      </label>
      <button class="btn btn-danger" @click="deleteTodo(todo.id)">删除</button>
    </li>
  </div>
</template>

<script>
export default {
  name: 'UserItem',
  data() {
    return {
    }
  },
  methods: {
    deleteTodo(id) {
      this.removeTodo(id)
    },
    updateCheck(id) {
      this.changeCheck(id)
    }
  },
  props: {
    todo: {
      type: Object,
      default() {
        return {}
      }
    },
    removeTodo: {
      type: Function,
      default() {
        return function () {
        }
      }
    },
    changeCheck: {
      type: Function,
      default() {
        return function () {
        }
      }
    }
  },

}
</script>


<style scoped>
/*item*/
li {
  list-style: none;
  height: 36px;
  line-height: 36px;
  padding: 0 5px;
  border-bottom: 1px solid #ddd;
}

li label {
  float: left;
  cursor: pointer;
}

li label li input {
  vertical-align: middle;
  margin-right: 6px;
  position: relative;
  top: -1px;
}

li button {
  float: right;
  display: none;
  margin-top: 3px;
}

li:before {
  content: initial;
}

li:last-child {
  border-bottom: none;
}

li:hover {
  background-color: #ddd;
}

li:hover button {
  display: block;
}
</style>